Answer:
1) variation in traits.
population of beetles: equal brown and green numbers in population.
2) differential reproduction.
Natural habitat is in trees. Green leaves hide green beetles.
The brown beetles are noticed by birds in the area.
Birds eat brown beetles.
More green beetles survive than brown beetles
3) heredity
Green beetles reproduce in greater numbers than brown beetles
4) end result
Beetle population changes from brown and green to mostly green beetles.
Explanation:
D is the right answer
But then again it is actually wrong... Either way D is the answer
Answer:
6 protons 6 neutrons and 6 electrons negative and postive both charges are shows
Answer:
It means that the cell membrane only lets some molecules/substances through the phospholipid bilayer.
Explanation:
<span>Pernicious anemia is a condition caused by too little vitamin B12 in the body. It is one form of vitamin B12 deficiency anemia. Vitamin B12 helps the body make healthy red blood cells and helps keep nerve cells healthy. It is found in animal foods, including meat, fish, eggs, milk, and other dairy products.</span>